2004 Polaris Touring Service Manual, Page 287Get this manual
BRAKESFINAL DRIVE Wide Trak Transmission Assembly
1Tip unit onto right side2Insert track in unit, making sure direction of rotation is correct3Place drive shaft in unit, aligning drive sprockets and track drive lugs4Install lock collar, flangette, bearing, gasket, and flangette on drive shaft, positioning bearing flush with end of drive shaft5Lightly tighten set screws to hold bearing in place6Align flangette holes with tunnel7Replace adaptor key in drive shaftInstall angle drive housing aligning adaptor key with angle drive8Install nuts and finger tighten9Tip machine onto its left side10Replace O-rings on input and output shaftsApply Polaris All Season Grease to drive shaft coupler splinesDirection of Rotation